/*******************************************************************************
 * Copyright 2010 Simon Mieth
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 ******************************************************************************/
package cn.kkdlk.parse.dxf.generator.entities;

import cn.kkdlk.parse.common.DraftEntity;
import cn.kkdlk.parse.dxf.generator.DXFGenerationContext;
import cn.kkdlk.parse.dxf.generator.DXFOutput;
import cn.kkdlk.parse.dxf.generator.conf.DXFSubType;
import cn.kkdlk.parse.entities.Point;
import cn.kkdlk.parse.io.GenerationException;
import cn.kkdlk.parse.util.Constants;

public class DXFPointGenerator extends AbstractDXFEntityGenerator {

    protected Point point;

    public String getDXFEntityType() {

        return Constants.ENTITY_TYPE_POINT;
    }

    public void endGeneration() {
        this.point = null;

    }

    protected void prepareGeneration(DraftEntity entity) {
        this.point = (Point) entity;

    }

    protected String getEntityTypeSubclassMarker() {

        return Constants.SUBCLASS_MARKER_ENTITY_POINT;
    }

    protected void generateSubType(DXFSubType subtype, DraftEntity entity, DXFOutput out, DXFGenerationContext context) throws GenerationException {
        Point point = (Point) entity;
        for (int groupCode : subtype.getGroupCodes()) {
            switch (groupCode) {
                case 10:
                    out.output(10, point.getX());
                    break;
                case 20:
                    out.output(20, point.getY());
                    break;
                case 30:
                    out.output(30, point.getZ());
                    break;
                case 39:
                    out.output(39, point.getThickness());
                    break;
                case 50:
                    out.output(50, point.getAngle());
                    break;
                case 370:
                    int lineWeight = point.getLineWeight();
                    if (lineWeight != 0) {
                        out.output(370, lineWeight);
                    }
                    break;

            }
        }
    }

}
